Wood and Ivory Parallel Rule

Description
Part of the navigator’s tool kit, parallel rules were used to transfer compass points, course lines and other directional information across large charts without change. This large wooden set has a carved ivory whale inlaid into its surface, with a brass tack for the whale’s eye.
Object Name
Scrimshaw
parallel rule
scrimshaw parallel rule
Object Type
scrimshaw
Physical Description
wood (overall material)
ivory (overall material)
brass (overall material)
Measurements
overall: 3 3/16 in x 4 1/2 in x 3/4 in; 8.09625 cm x 11.43 cm x 1.905 cm
ID Number
1978.0052.08
accession number
1978.0052
catalog number
1978.52.31
subject
Transportation
Natural Resources
Work
Cultures & Communities
Industry & Manufacturing
Art
On the Water exhibit
event
Expansion and Reform
See more items in
Work and Industry: Maritime
On the Water exhibit
Exhibition
On the Water
Data Source
National Museum of American History, Kenneth E. Behring Center
Credit Line
Gift of Dr. and Mrs. Wilbur J. Gould
Publication title
On the Water online exhibition
Publication URL
http://americanhistory.si.edu/onthewater
Additional Media

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